U.S. Air Force Senior Airman Matthew Mira, left, and

U.S. Air Force Senior Airman Matthew Mira, left, and Staff Sgt. Philip Blas, both assigned to the 44th Aerial Port Squadron, work together to tighten down cargo straps during the pallet build up portion of the Port Dawg Challenge at Dobbins Air Reserve Base, Ga., June 17, 2015. The Port Dawg Challenge was created to enhance and maintain the camaraderie, esprit de corps and prestige of aerial port Airmen while promoting professionalism, leadership, training and communication between "Port Dawgs." (U.S. Air Force photo by Tech Sgt. Stephen D. Schester/Released)